Coaxial Diagnostic Set w Lithium Ion Handle Pulse Oximeters Accessories but aren't all hearing aids 16 7136 but aren't all hearing aids 100% waterproof Dumbbells are optional *Durable black laminate finish *Base plate has bumper T molding on all four sides *3 diameter swiveling easy rolling casters *Weight Capacity: 300 lbs Our Coaxial Ophthalmoscope uses a Halogen HPX lamp that provides 30% more light output for true tissue color and consistent long lasting illumination * 28 lenses from 25 to +40 diopters for better resolution * The coaxial optical system produces a shadow free spot and easier entry into undilated pupils * The crossed linear polarizing filter reduces corneal reflection * The red free filter may be used with any aperture * It has 18 possible aperture combinations for greater versatility * Otoscope uses Halogen HPX lamp and fiber optics for cool light with no reflections no obstruction * It comes with a wide angle viewing lens for instrumentation under magnification * The Lithium Ion Handle is just half the weight of current 3 5v handles * It averages 120 minutes of on time between charging * It has the smallest diameter of any 3